Home / 1,149,599.68-1,586,447.99-666,444.90

Finding the Fourth Proportional to 1,149,599.68, 1,586,447.99 and 666,444.90

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Solution

The fourth proportional to 1,149,599.68, 1,586,447.99 and 666,444.90 is: 919,694.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,599.68 : 1,586,447.99 = 666,444.90 : x
  2. Step 2: Convert to fraction form
    1,149,599.68/1,586,447.99 = 666,444.90/x
  3. Step 3: Cross multiply
    1,149,599.68x = 1,586,447.99 × 666,444.90
  4. Step 4: Simplify right side
    1,149,599.68x = 1,057,280,172,050.75
  5. Step 5: Solve for x
    x = 1,057,280,172,050.75/1,149,599.68
  6. Step 6: Final answer
    x = 919,694.21

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.